Beginning wih the construction of Carlyle Lake (completed in 1967) and followed in succession by Lake Shelbyville (1970) and Rend Lake (1972), the Army Corps of Engineers has developed over 108,00 acres of water and public land in south-central Illinois for recreation, conservation of fish and wildlife, community water supply and flood control. ... more »This guide has been prepared to aid the outdoor visitor and nature lover in the identification of many of the summer and autumn wildflowers that can be found in the region of these lakes.« less